# Announcing Worker Versioning Public Preview: Pin Workflows to a single code version

DevFeed: [Announcing Worker Versioning Public Preview: Pin Workflows to a single code version](<https://devfeed.tech/articles/announcing-worker-versioning-public-preview-pin-workflows-to-a-single-code-version-35723.md>)

Original publisher: [Read original article](<https://temporal.io/blog/announcing-worker-versioning-public-preview-pin-workflows-to-a-single-code>)

Author: Drew Hoskins

Published: 2025-09-24T00:00:00Z

Content type: release

Language: en

Sources: [Temporal Blog](<https://devfeed.tech/sources/temporal-blog.md>)

Topics: [version](<https://devfeed.tech/topics/version.md>), [Deployment Strategies](<https://devfeed.tech/topics/deployment-strategies.md>), [reliability](<https://devfeed.tech/topics/reliability.md>), [Code](<https://devfeed.tech/topics/code.md>), [Kubernetes](<https://devfeed.tech/topics/kubernetes.md>)

Tags: [code](<https://devfeed.tech/tags/code.md>), [deployment-strategies](<https://devfeed.tech/tags/deployment-strategies.md>), [kubernetes](<https://devfeed.tech/tags/kubernetes.md>), [preview](<https://devfeed.tech/tags/preview.md>), [product-news](<https://devfeed.tech/tags/product-news.md>), [reliability](<https://devfeed.tech/tags/reliability.md>), [version](<https://devfeed.tech/tags/version.md>)

## AI overview

Temporal announces Worker Versioning in public preview, which pins each Workflow to a single code version. The article explains rolling, blue-green, and rainbow deployment strategies for managing Worker deployments and reducing version compatibility and routing risks.

## Source excerpt

Announcing Worker Versioning in public preview -- pin each Workflow to a single code version for safer blue-green and rainbow deploys, with Kubernetes support.